If she was able to say, "I'm going, I'm going!", then she was not choking. A true choking victim cannot speak, or make a sound. Given her obese state, she most likely had a massive heart attack.
As a society, we should stop celebrating people who are fat. I'm tired of "Big is beautiful", and "You're beautiful no matter what size you are." No, you're obese, a medical time bomb, and you should lose some fucking weight.

The article should tell it like it is:
"I'm going": Last words of morbidly, obese, mother, 47, who had a massive heart attack.